EP 2251385 A1 20101117 - Pyrazolone bisazo dyes
Title (en)
Pyrazolone bisazo dyes
Title (de)
Pyrazolon-Disazofarbstoffe
Title (fr)
Colorants pyrazolone disazoïques
Publication
Application
Priority
EP 09160237 A 20090514
Abstract (en)
Acid dyes, a process for their preparation and their use for dyeing organic substrates of the general formula (I) wherein the substituents have the meaning as indicated in the claims.
IPC 8 full level
C09B 35/03 (2006.01); C09B 35/21 (2006.01); D06P 1/39 (2006.01)
CPC (source: EP)
C09B 35/03 (2013.01); C09B 35/21 (2013.01); D06P 1/39 (2013.01); D06P 5/30 (2013.01)
Citation (applicant)
- DE 399149 C 19240723 - HOECHST AG
- DE 505475 C 19300818 - IG FARBENINDUSTRIE AG
- DE 1220863 B 19660714 - BAYER AG
- DE 1793020 A1 19720203 - RHODIACETA
- GB 1129306 A 19681002 - BAYER AG
- DE 3226889 A1 19840119 - BASF AG [DE]
- DE 4014847 A1 19911114 - BAYER AG [DE]
- WO 0246318 A1 20020613 - CLARIANT FINANCE BVI LTD, et al
- WO 9951681 A1 19991014 - CLARIANT FINANCE BVI LTD [CH], et al
- "Ullmanns Encyklopadie der technischen Chemie", vol. 22, 1982, pages: 658 - 673
- M. PETER; H.K. ROUETTE, GRUNDLAGEN DER TEXTILVEREDLUNG, 1989, pages 535 - 556
Citation (search report)
- [Y] JP S59101607 A 19840612 - FUJI PHOTO FILM CO LTD
- [Y] EP 0449650 A2 19911002 - HOECHST CELANESE CORP [US]
- [Y] DE 2540171 A1 19770324 - BASF AG
- [Y] DE 417032 C 19250805 - HOECHST AG
- [A] WO 2008012322 A1 20080131 - CLARIANT INT LTD [CH], et al
- [E] EP 2085429 A1 20090805 - CLARIANT INT LTD [CH]
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK TR
Designated extension state (EPC)
AL BA RS
DOCDB simple family (publication)
DOCDB simple family (application)
EP 09160237 A 20090514